The boundedness-by-entropy method for cross-diffusion systems

A Jüngel - Nonlinearity, 2015 - iopscience.iop.org
The global-in-time existence of bounded weak solutions to a large class of physically
relevant, strongly coupled parabolic systems exhibiting a formal gradient-flow structure is …

Waves in systems with cross-diffusion as a new class of nonlinear waves

MA Tsyganov, VN Biktashev, J Brindley… - Physics …, 2007 - iopscience.iop.org
Research on spatially extended excitable systems with cross-diffusion components is
reviewed. Particular attention is given to the new phenomena of the quasi-soliton and half …

Analysis of a parabolic cross-diffusion population model without self-diffusion

L Chen, A Jüngel - Journal of Differential Equations, 2006 - Elsevier
The global existence of non-negative weak solutions to a strongly coupled parabolic system
arising in population dynamics is shown. The cross-diffusion terms are allowed to be …

Nonlinear cross-diffusion with size exclusion

M Burger, M Di Francesco, JF Pietschmann… - SIAM Journal on …, 2010 - SIAM
The aim of this paper is to investigate the mathematical properties of a continuum model for
diffusion of multiple species incorporating size exclusion effects. The system for two species …

From a multiscale derivation of nonlinear cross-diffusion models to Keller–Segel models in a Navier–Stokes fluid

N Bellomo, A Bellouquid, N Chouhad - Mathematical Models and …, 2016 - World Scientific
This paper deals with a micro–macro derivation of a variety of cross-diffusion models for a
large system of active particles. Some of the models at the macroscopic scale can be viewed …

Pattern formation driven by cross-diffusion in a 2D domain

G Gambino, MC Lombardo, M Sammartino - Nonlinear Analysis: Real World …, 2013 - Elsevier
In this work we investigate the process of pattern formation in a two dimensional domain for
a reaction–diffusion system with nonlinear diffusion terms and the competitive Lotka …

The role of superlinear damping in the construction of solutions to drift-diffusion problems with initial data in L1

M Winkler - Advances in Nonlinear Analysis, 2019 - degruyter.com
In bounded n-dimensional domains Ω, the Neumann problem for the parabolic equation
ut=∇⋅(A (x, t)⋅∇ u)+∇⋅(b (x, t) u)− f (x, t, u)+ g (x, t)(*) is considered for sufficiently regular …

A fully cross-diffusive two-component evolution system: Existence and qualitative analysis via entropy-consistent thin-film-type approximation

Y Tao, M Winkler - Journal of Functional Analysis, 2021 - Elsevier
This work is concerned with a two-component parabolic system accounting for a doubly
cross-diffusive interaction mechanism which was predicted in Tsyganov et al.(2003)[48] as …

Turing instability and traveling fronts for a nonlinear reaction–diffusion system with cross-diffusion

G Gambino, MC Lombardo, M Sammartino - Mathematics and Computers in …, 2012 - Elsevier
In this work we investigate the phenomena of pattern formation and wave propagation for a
reaction–diffusion system with nonlinear diffusion. We show how cross-diffusion destabilizes …

Nonlinear Poisson–Nernst–Planck equations for ion flux through confined geometries

M Burger, B Schlake, MT Wolfram - Nonlinearity, 2012 - iopscience.iop.org
The mathematical modelling and simulation of ion transport through biological and synthetic
channels (nanopores) is a challenging problem, with direct application in biophysics …